Home / 904,608,049.20-1,356,912,073.80-322,999,018.80

Finding the Fourth Proportional to 904,608,049.20, 1,356,912,073.80 and 322,999,018.80

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Solution

The fourth proportional to 904,608,049.20, 1,356,912,073.80 and 322,999,018.80 is: 484,498,528.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,608,049.20 : 1,356,912,073.80 = 322,999,018.80 : x
  2. Step 2: Convert to fraction form
    904,608,049.20/1,356,912,073.80 = 322,999,018.80/x
  3. Step 3: Cross multiply
    904,608,049.20x = 1,356,912,073.80 × 322,999,018.80
  4. Step 4: Simplify right side
    904,608,049.20x = 438,281,268,435,273,216
  5. Step 5: Solve for x
    x = 438,281,268,435,273,216/904,608,049.20
  6. Step 6: Final answer
    x = 484,498,528.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.